diff options
| author | Vignesh Raghavendra <vigneshr@ti.com> | 2024-04-23 10:17:30 -0500 |
|---|---|---|
| committer | Nishanth Menon <nm@ti.com> | 2024-04-29 14:35:29 -0500 |
| commit | 8f023012eb4aa9100ecb1457ab96ddcc54c5d373 (patch) | |
| tree | 47db4b7b73c879c4973b36f842dc7dac994aea22 | |
| parent | 735ddec7a1ea836cdb69cd46c8334f2654dfc1fb (diff) | |
| download | linux-8f023012eb4aa9100ecb1457ab96ddcc54c5d373.tar.gz | |
arm64: dts: ti: k3-am62a: Enable UHS mode support for SD cards
Hook up required IO voltage regulators and drop no-1-8-v to support UHS
modes on SD cards.
Fixes: 5fc6b1b62639 ("arm64: dts: ti: Introduce AM62A7 family of SoCs")
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Judith Mendez <jm@ti.com>
Link: https://lore.kernel.org/r/20240423151732.3541894-4-jm@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 2 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 21 |
2 files changed, 21 insertions, 2 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi index e746a20b9a5de..bf9c2d9c6439a 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi @@ -573,7 +573,6 @@ ti,itap-del-sel-sd-hs = <0x0>; ti,itap-del-sel-sdr12 = <0x0>; ti,itap-del-sel-sdr25 = <0x0>; - no-1-8-v; status = "disabled"; }; @@ -597,7 +596,6 @@ ti,itap-del-sel-sd-hs = <0x0>; ti,itap-del-sel-sdr12 = <0x0>; ti,itap-del-sel-sdr25 = <0x0>; - no-1-8-v; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts index f241637a5642a..fa43cd0b631e6 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts @@ -113,6 +113,20 @@ regulator-boot-on; }; + vddshv_sdio: regulator-5 { + compatible = "regulator-gpio"; + regulator-name = "vddshv_sdio"; + pinctrl-names = "default"; + pinctrl-0 = <&vddshv_sdio_pins_default>; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + vin-supply = <&ldo1>; + gpios = <&main_gpio0 31 GPIO_ACTIVE_HIGH>; + states = <1800000 0x0>, + <3300000 0x1>; + }; + leds { compatible = "gpio-leds"; pinctrl-names = "default"; @@ -342,6 +356,12 @@ AM62AX_IOPAD(0x01d4, PIN_INPUT, 7) /* (C15) UART0_RTSn.GPIO1_23 */ >; }; + + vddshv_sdio_pins_default: vddshv-sdio-default-pins { + pinctrl-single,pins = < + AM62AX_IOPAD(0x07c, PIN_OUTPUT, 7) /* (M19) GPMC0_CLK.GPIO0_31 */ + >; + }; }; &mcu_pmx0 { @@ -580,6 +600,7 @@ /* SD/MMC */ status = "okay"; vmmc-supply = <&vdd_mmc1>; + vqmmc-supply = <&vddshv_sdio>; pinctrl-names = "default"; pinctrl-0 = <&main_mmc1_pins_default>; disable-wp; |